Interlocking masonry block



FIG. 1 is a top plan view of an interlocking masonry block depicting the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a bottom right side perspective view thereof;

FIG. 5 is a top right side perspective view thereof;

FIG. 6 is a top left side perspective view thereof; and,

FIG. 7 is a bottom left side perspective view thereof. 

The ornamental design for an interlocking masonry block, as shown and described. 